Top Quantum Computing Companies (88)

Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re building a resilient economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help...

HRL Laboratories, LLC, Malibu, California, (hrl.com) pioneers the next frontiers of physical and information science. Delivering transformative technologies in automotive, aerospace and defense, HRL advances the critical missions of its customers. As a private company owned jointly by Boeing and GM, HRL is a source of innovations that advance the state of the art in profound and far-reaching ways.

Sygaldry Technologies is building quantum-accelerated AI servers to exponentially speed up training and inference. Its servers combine multiple qubit types within a single, fault-tolerant architecture to deliver the combination of cost, scale, and speed necessary for advanced AI applications. The company is led by quantum veterans Chad Rigetti and Idalia Friedson and AI scientist Michael Keiser. Sygaldry has offices in...

Nomad Atomics is a deep-tech company that develops high-precision, deployable quantum sensors, such as gravimeters and accelerometers. Their mission is to transform quantum science into real-world solutions for industries like mining, resource exploration, and infrastructure monitoring, providing critical data to help organizations make informed decisions. They focus on miniaturizing complex quantum technology to make it robust and usable in field...

Brentwood School is an independent K-12 coed day school with two campuses, located four blocks apart, in the Brentwood neighborhood of Los Angeles. Brentwood School inspires every student to: Think critically and creatively. Act ethically. Shape a future with meaning.

The Swiss Photonics Integration Center (Swiss PIC) provides advanced packaging and integration services for photonic microchips, bridging the gap between innovation and market-ready modules. They offer precision assembly, testing, and qualification for photonic systems, supporting start-ups and SMEs in launching their products through high-precision machinery and industrialized processes, facilitating the transition from first concept to scalable product.

Nanofiber Quantum Technologies (NanoQT) is Japan's first quantum computer hardware startup. NanoQT is based on the unique technology of nanofiber-based Cavity QED (Quantum Electrodynamics) system developed in Japan, and aims to develop a universal quantum computer with distinctive scalability compared to conventional implementation methods. Furthermore, our technologies enables a full integration of quantum computers into quantum communication channel, realizing quantum network

Xanadu Quantum Technologies Inc. is a Canadian quantum technology company, and one of the world's leading photonic quantum hardware providers. Founded in 2016, Xanadu's mission is to build quantum computers that are useful and available to people everywhere. To achieve this mission, the company has taken a full-stack approach and builds hardware, software, and pursues state-of-the-art research with select partners....

Quantum Circuits, Inc. (QCI) is developing a full-stack quantum computing platform using superconducting devices and a modular, robust, and scalable architecture. QCI's mission is to build the first truly useful quantum computers. Our novel approach to building quantum computers is based on technology developed over a decade of research at Yale University's world-class quantum labs. Our machines have built-in error...

QphoX is a quantum transduction company. We are building the world's first quantum modem™ device, connecting quantum computers across a quantum network. Our technology will form the backbone of the future quantum internet

C12 is building reliable quantum computers. The company is a spin-off from ENS launched in January 2020 by twin brothers Matthieu and Pierre Desjardins to supercharge the development of the lab’s promising new quantum technology. Quantum computing has the potential to change our lives. But frequent errors limit the technology’s viability. We are tackling the fundamental issue: the nature of the hardware...

Monarch Quantum is a U.S.-based quantum photonics company that designs and manufactures integrated photonics systems, known as Quantum Light Engines™, for quantum computing, sensing, and communications.

Superlinear Computing is a Palo Alto-based quantum research and infrastructure company with a quantum lab in Chicago. It designs, deploys, and operates on-premises superconducting quantum processing unit systems, applies machine learning to characterize quantum-system behavior, and turns those findings into specialized hardware products. The company provides researchers, enterprises, and government partners access to quantum capabilities and builds the infrastructure needed...

Applied Quantum Computing for the Benefit of Humanity Follow us on X: https://x.com/projecteleven

Our mission is to deliver the world’s best tools to solve the toughest quantum challenges, offering solutions that are more accessible, reliable, and affordable while building a work force and supply chain that advance U.S. quantum leadership. We listen to our customers, understand their needs, and employ cutting-edge science and human-centered engineering to deliver industry-leading performance and unrivaled user experience.

Qutwo is a European AI lab focused on creating next-generation AI for a quantum world. The company develops enterprise software and the Qutwo OS, an orchestration layer that bridges classical and quantum computing. By simulating quantum workloads and offering hybrid solutions, Qutwo helps enterprises solve complex optimization and simulation problems and prepare for the transition to full quantum advantage.

Pasqal is a French quantum computing company developing scalable neutral-atom quantum processors and dedicated software for industry, science, and governments. Its platform is designed to deliver practical quantum computing at scale, support complex industrial workloads, and bridge classical and quantum workflows. Pasqal offers on-premise QPU deployment as well as cloud-native access through Pasqal Cloud, Google Cloud, and Microsoft Azure for...

Zapata Quantum is a publicly traded quantum software company focused on making quantum computing commercially useful. It develops software and quantum algorithms for applications across cryptography, pharmaceuticals, finance, materials discovery, defense, and other complex computational fields. The company translates quantum research into deployable applications and contributes to benchmarking and infrastructure efforts intended to accelerate practical quantum computing adoption.

Zurich Instruments develops and manufactures advanced products for Quantum Computing and Periodic Signal Measurement. Based in Zurich, Switzerland, with subsidiaries and offices in Germany, Japan, USA, South Korea, France, and China, we are committed to providing high-quality instrumentation and direct support to our international customers, scientists, and technologists who are dedicated to measuring complex phenomena using our instruments. Our product range...

At Microsoft, our mission is to empower every person and every organization on the planet to achieve more. Our mission is grounded in both the world in which we live and the future we strive to create. Today, we live in a mobile-first, cloud-first world, and the transformation we are driving across our businesses is designed to enable Microsoft and...